package com.itheima.demo06;

import static java.lang.Integer.valueOf;

public class MainClass {
    public static void main(String[] args) {
        Integer i1 = valueOf(200);
        Integer i2 = valueOf("200");
        System.out.println(i1);
        System.out.println(i2);

        Integer i3 = new Integer(10);
        Integer i4 = new Integer(20);
        System.out.println(i3);
        System.out.println(i4);
    }
}
